Orbital and chorioretinal manifestations of Erdheim-Chester disease treated with vemurafenib
Purpose: We report a patient with severe multi-organ dysfunction of unknown origin who presented with bilateral orbital and chorioretinal manifestations that led to the diagnosis of Erdheim-Chester Disease (ECD).Observations: ECD is a rare, histiocytic, intra-trac3 proliferative disorder characterized by multi-systemic organ involvement that has hi